Tongues a Sign to Unbelievers

²⁰ Brethren, ^(A)do not be children in understanding; however, in malice ^(B)be babes, but in understanding be mature.

²⁸ Him we preach, ^(A)warning every man and teaching every man in all wisdom, ^(B)that we may present every man perfect in Christ Jesus.

² that their hearts may be encouraged, being knit together in love, and attaining to all riches of the full assurance of understanding, to the knowledge of the mystery of God, ^[a]both of the Father and of Christ,